| 高精度定位定向系统的导航计算机设计 |
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| 引用本文： | 刘飞,林恒,谢英.高精度定位定向系统的导航计算机设计[J].微计算机信息,2011(1):53-55. |
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| 作者姓名： | 刘飞 林恒 谢英 |
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| 作者单位： | 北京航空航天大学仪器科学与光电工程学院 |
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| 摘 要： | 针对光纤陀螺受温度影响较大的特点,降低惯导系统计算机的功耗可以提高系统精度,本文对器件选型和电路设计进行详细介绍。本导航计算机选用TI公司的TMS320VC33为核心的数字信号处理器,并用FPGA实现逻辑、计数以及接口功能,实现低功耗惯导计算机的设计,并成功的应用于某型号高精度定位定向系统中。
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| 关 键 词： | 定位定向系统 导航计算机 FPGA DSP |
Design of Navigation Computer for High-accuracy Positioning and Directive System |
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| LIU Fei LIN Heng XIE Ying.Design of Navigation Computer for High-accuracy Positioning and Directive System[J].Control & Automation,2011(1):53-55. |
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| Authors: | LIU Fei LIN Heng XIE Ying |
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| Affiliation: | LIU Fei LIN Heng XIE Ying(School of Instrumentation and Science and opto-electronics Engineering,Beihang University,Beijing 100191,China) |
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| Abstract: | For fiber optic gyroscope affected by temperature,Reduce the power of the computer can improve the accuracy of the system.This paper discusses the selection of the device and design of a navigation computer.The core of the navigation computer is DSP chip TMS320VC33 of TI Company;the functions of logic,count and interface circuit have been designed with FPGA.the actual computer was designed and was used in a strap-down positioning and directive system. |
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| Keywords: | positioning and directive system navigation computer FPGA DSP |
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